IBM Support

IT31514: EXPORT TRAPS WITH SIGSEGV IF CLP CONNECTION IS NO LONGER AVAILABLE/CONNECTION FORCED OFF

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APAR status

  • Closed as program error.

Error description

  • Command line processor (CLP) receives SIGSEGV at
    sqluGetTableProperties during export if the CLP connection is no
    longer available (e.g. force application was issued).
    
    A trap file for the CLP backend process (db2bp) will get
    generated.
    It will have the stacktrace similar to the following.
    
    <StackTrace>
    ossDumpStackTraceInternal
    ossDumpStackTrace
    OSSTrapFile6dumpExEmi
    sqlo_trce
    clp_bp_sigterm
    sqluGetTableProperties
    sqluCheckForDistByRandomTable
    sqluexpm
    db2Export
    clpbp_exe_db2Exportv
    clp_bp_conv
    main + 0x023f
    libc_start_main
    </StackTrace>
    
    There will be no impact to the Db2 engine.
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * all                                                          *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See Error Description                                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Upgrade to Db2 11.1.4.6 or higher                            *
    ****************************************************************
    

Problem conclusion

  • Upgrade to Db2 11.1.4.6 or higher
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT31514

  • Reported component name

    DB2 FOR LUW

  • Reported component ID

    DB2FORLUW

  • Reported release

    B10

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2020-01-14

  • Closed date

    2021-03-31

  • Last modified date

    2021-03-31

  • APAR is sysrouted FROM one or more of the following:

  • APAR is sysrouted TO one or more of the following:

Fix information

  • Fixed component name

    DB2 FOR LUW

  • Fixed component ID

    DB2FORLUW

Applicable component levels

[{"Line of Business":{"code":"LOB10","label":"Data and AI"},"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSEPGG","label":"Db2 for Linux, UNIX and Windows"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"11.1"}]

Document Information

Modified date:
01 April 2021